Home / 217,110.39-299,628.95-136,606.92

Finding the Fourth Proportional to 217,110.39, 299,628.95 and 136,606.92

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Solution

The fourth proportional to 217,110.39, 299,628.95 and 136,606.92 is: 188,528.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,110.39 : 299,628.95 = 136,606.92 : x
  2. Step 2: Convert to fraction form
    217,110.39/299,628.95 = 136,606.92/x
  3. Step 3: Cross multiply
    217,110.39x = 299,628.95 × 136,606.92
  4. Step 4: Simplify right side
    217,110.39x = 40,931,388,002.33
  5. Step 5: Solve for x
    x = 40,931,388,002.33/217,110.39
  6. Step 6: Final answer
    x = 188,528.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.